Name: Date:_ Per:

Wave Test

I. Multiple choice: Write the letter of the answer that BEST answers/completes the statement.
Each question is worth 1 point for a total of 25 points.

1. _ A wave is:
A. A traveling disturbance that carries matter.
B. A traveling disturbance that carries matter and requires a medium.
C. A traveling disturbance that carries energy from one place to another.
D. None of the above.

2.
_ An example of a wave that can move without a medium is:
A. Light B. Sound C. Water ripples D. All of the above

3. _ Wavelengths:
A. Will be longer with higher frequency.
B. Are measured from the distance between two consecutive crests.
C. Is measured with the unit ‘Hz’.
D. All of the above.

4.
_ The number of complete wave cycles per unit of time is called:
A. Amplitude B. Wave speed C. Frequency D. Wavelength

5. _ In a given medium, as frequency increases:
A. Wavelength increases C. Amplitude increases
B. Wavelength Decreases D. Wavelength remains constant

6.
_ If a transverse wave is moving from right to left the individual particles in the medium are moving:
A. Right to left B. Up and Down C. Not moving at all D. None of the above

7. _ The speed of a sound wave depends on:
A. Wavelength B. The medium C. Depends on amplitude D. Amplitude

8.
_ The medium seismic waves travel through is:
A. A vacuum B. Rocks C. Air D. Water

9. _ Water waves:
A. Transport energy NOT water. C. Transport water AND energy
B. Transport Water NOT energy. D. Transport NEITHER water nor energy.

10.
_ Sound waves are:
A. Transverse waves B. Longitudinal waves C. Radial waves D. Electromagnetic waves
11. _ The differences in color in visible light are caused by differences in
A. Amplitude B. Speed C. Medium D. Frequency

12.
_ Light waves are
A. Transverse waves B. Longitudinal waves C. Radial waves D. Mechanical Waves

13. _ A man is standing on the shore of a beach, up to his knees in water. Every five seconds a wave breaks on him. What is the period of the wave?
A. 1/5 waves per second B. 5 Hz C. 5 seconds D. 5 meters/second

14.
_ How loud a sound is depends on:
A. The wavelength of the sound C. The amplitude of the waves
B. The pitch of the sound. D. The medium

15._ A person is standing still and listening to a siren sounding alarm. The frequency of the sound is 500Hz. The person begins running toward the sound at 20m/s. The frequency of the sound the person hears will.
A. Ramina constant B. Increase C. Decrease D. Change by 20 Hz.

16.
_ A wave has a period of 0.25 seconds. The frequency of this wave is:
A. 25 seconds. B. .25 Hz C. 4 Hz D. 2 Hz

II. In the space provided, draw a transverse wave and label the following characteristics with the corresponding number:
17.Wavelength 18. Amplitude 19. Trough 20. Crest







III. Short answer: Answer the following questions s completely as you can on a separate sheet.

21. Why can a supernova explosion in space be seen but not heard.

22. Describe the difference between a transverse and longitudinal wave. Draw a diagram of each.
23. How does the pitch of an ambulance siren change as it approaches you? Explain.

24. Does light from a star moving away from the Earth have higher or lower frequency than a star moving toward the earth. Explain

25. Why is it that a seagull resting on the ocean surface, will NOT eventually be brought into shore.